package com.javadocking.util;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Font;

import javax.swing.BorderFactory;
import javax.swing.JPanel;

import org.jfree.chart.ChartPanel;
import org.jfree.chart.ChartUtilities;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.annotations.XYTextAnnotation;
import org.jfree.chart.axis.AxisLocation;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.plot.CombinedDomainXYPlot;
import org.jfree.chart.plot.Plot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.StandardXYItemRenderer;
import org.jfree.chart.renderer.xy.XYItemRenderer;
import org.jfree.data.xy.XYDataset;
import org.jfree.data.xy.XYSeries;
import org.jfree.data.xy.XYSeriesCollection;

public class Chart extends JPanel {

    private ChartPanel chartPanel = null;
    private static int chartCount = 0;
    
    public JPanel  get_chart_panel() { return chartPanel; }

    public Chart() { 
        super(new BorderLayout());

        // Create the chart.
        chartCount++;
        Plot plot = createPlot();
        JFreeChart chart = new JFreeChart("Chart " + chartCount, new Font("SansSerif", Font.BOLD, 24), plot, true);
        ChartUtilities.applyCurrentTheme(chart);

        chartPanel = new ChartPanel(chart, true);
        chartPanel.setBorder(BorderFactory.createCompoundBorder(
                BorderFactory.createEmptyBorder(4, 4, 4, 4),
                BorderFactory.createLineBorder(Color.black)));
        add(chartPanel);

    }

    private Plot createPlot() {
    	// create subplot 1...
        final XYDataset data1 = createDataset1();
        final XYItemRenderer renderer1 = new StandardXYItemRenderer();
        final NumberAxis rangeAxis1 = new NumberAxis("Range 1");
        final XYPlot subplot1 = new XYPlot(data1, null, rangeAxis1, renderer1);
        subplot1.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT);

        // add secondary axis
        subplot1.setDataset(1, createDataset2());
        final NumberAxis axis2 = new NumberAxis("Range Axis 2");
        axis2.setAutoRangeIncludesZero(false);
        subplot1.setRangeAxis(1, axis2);
        subplot1.setRangeAxisLocation(1, AxisLocation.BOTTOM_OR_RIGHT);
        subplot1.setRenderer(1, new StandardXYItemRenderer());       
        subplot1.mapDatasetToRangeAxis(1, 1);

        final XYTextAnnotation annotation = new XYTextAnnotation("Hello!", 50.0, 10000.0);
        annotation.setFont(new Font("SansSerif", Font.PLAIN, 9));
        annotation.setRotationAngle(Math.PI / 4.0);
        subplot1.addAnnotation(annotation);
        
        // create subplot 2...
        final XYDataset data2 = createDataset2();
        final XYItemRenderer renderer2 = new StandardXYItemRenderer();
        final NumberAxis rangeAxis2 = new NumberAxis("Range 2");
        rangeAxis2.setAutoRangeIncludesZero(false);
        final XYPlot subplot2 = new XYPlot(data2, null, rangeAxis2, renderer2);
        subplot2.setRangeAxisLocation(AxisLocation.TOP_OR_LEFT);

        // parent plot...
        final CombinedDomainXYPlot plot = new CombinedDomainXYPlot(new NumberAxis("Domain"));
        plot.setGap(10.0);
        
        // add the subplots...
        plot.add(subplot1, 1);
        plot.add(subplot2, 1);
        plot.setOrientation(PlotOrientation.VERTICAL);
        return plot;
    }
    
    /**
     * Creates a sample dataset.
     *
     * @return Series 1.
     */
    private XYDataset createDataset1() {

        // create dataset 1...
        final XYSeries series1 = new XYSeries("Series 1a");
        series1.add(10.0, 12353.3);
        series1.add(20.0, 13734.4);
        series1.add(30.0, 14525.3);
        series1.add(40.0, 13984.3);
        series1.add(50.0, 12999.4);
        series1.add(60.0, 14274.3);
        series1.add(70.0, 15943.5);
        series1.add(80.0, 14845.3);
        series1.add(90.0, 14645.4);
        series1.add(100.0, 16234.6);
        series1.add(110.0, 17232.3);
        series1.add(120.0, 14232.2);
        series1.add(130.0, 13102.2);
        series1.add(140.0, 14230.2);
        series1.add(150.0, 11235.2);

        final XYSeries series1b = new XYSeries("Series 1b");
        series1b.add(10.0, 15000.3);
        series1b.add(20.0, 11000.4);
        series1b.add(30.0, 17000.3);
        series1b.add(40.0, 15000.3);
        series1b.add(50.0, 14000.4);
        series1b.add(60.0, 12000.3);
        series1b.add(70.0, 11000.5);
        series1b.add(80.0, 12000.3);
        series1b.add(90.0, 13000.4);
        series1b.add(100.0, 12000.6);
        series1b.add(110.0, 13000.3);
        series1b.add(120.0, 17000.2);
        series1b.add(130.0, 18000.2);
        series1b.add(140.0, 16000.2);
        series1b.add(150.0, 17000.2);

        final XYSeriesCollection collection = new XYSeriesCollection();
        collection.addSeries(series1);
        collection.addSeries(series1b);
        return collection;

    }

    /**
     * Creates a sample dataset.
     *
     * @return A sample dataset.
     */
    private XYDataset createDataset2() {

        // create dataset 2...
        final XYSeries series2 = new XYSeries("Series 2");

        series2.add(10.0, 16853.2);
        series2.add(20.0, 19642.3);
        series2.add(30.0, 18253.5);
        series2.add(40.0, 15352.3);
        series2.add(50.0, 13532.0);
        series2.add(100.0, 12635.3);
        series2.add(110.0, 13998.2);
        series2.add(120.0, 11943.2);
        series2.add(130.0, 16943.9);
        series2.add(140.0, 17843.2);
        series2.add(150.0, 16495.3);
        series2.add(160.0, 17943.6);
        series2.add(170.0, 18500.7);
        series2.add(180.0, 19595.9);

        return new XYSeriesCollection(series2);

    }

} 